The bottle top says, ‘I am attached to recycle together.’ Some soda drinkers appreciate Coke’s environmental effort and like that the cap can’t get lost. Photo: George Downs/The Wall ...

Coca-Cola bottles have a yellow cap for Passover. The typical, red-capped Coca-Cola is already kosher year-round but it contains corn syrup, which is not considered kosher for Passover.

Yellow caps on Coke bottles indicate the soda is kosher, or fit, for drinking on Passover. It's made with Coke's original recipe of sucrose instead of corn syrup.

Every twist of a soda cap might be adding more plastic to your drink. French researchers mimicked casual soda drinking and found microplastic particles spiking after repeated openings. With up to ...

Coca-Cola’s new sustainable bottle caps are smacking into a sensitive area: soda drinkers’ faces. In 2021, the beverage giant introduced a design that connected some of its plastic bottles to ...